<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style> 
    *{
        margin: 0;
        padding: 0;
    }
        .nav{
            width: 640px;
            overflow: hidden;
            margin: 50px auto;
        }
        .nav li{
            float: left;
            width: 80px;
            height: 50px;
            background-color: #ffc0cb;
            font-size: 16px;
            line-height: 50px;
            text-align: center;
        }
        .nav li a{
            color: aliceblue;
            text-decoration: none;
        } 
        .nav li:hover{
            float: left;
            width: 80px;
            height: 50px;
            background-color: #008000;
            font-size: 16px;
        }
        .container{
            margin: 0 auto;
            height: 614px;
            width: 1226px;
            background-color: pink;
        }
        .left{
            float: left;
            width: 234px;
            height: 614px;
            background-color: #800080;
        }
        .right{
            float: right;
            width: 978px; 
            height: 614px;
        }
        ul{
            list-style: none;
        }
        .right li{
            float: left;
            margin-right: 14px;
            margin-bottom: 14px;
            height: 300px;
            width: 234px;
            background-color: #87ceeb;
        }
        .right li:nth-child(4n){
            margin-right: 0px;
        }
    </style>
</head>
<body>
    <div class="nav">
        <ul>
            <li><a href="">新闻1</a></li>
            <li><a href="">新闻2</a></li>
            <li><a href="">新闻3</a></li>
            <li><a href="">新闻4</a></li>
            <li><a href="">新闻5</a></li>
            <li><a href="">新闻6</a></li>
            <li><a href="">新闻7</a></li>
            <li><a href="">新闻8</a></li>
        </ul>
    </div>
    <div class="container">
        <div class="left"></div>
        <div class="right">
            <ul>
                <li>这是第1个li</li>
                <li>这是第2个li</li>
                <li>这是第3个li</li>
                <li>这是第4个li</li>
                <li>这是第5个li</li>
                <li>这是第6个li</li>
                <li>这是第7个li</li>
                <li>这是第8个li</li>
            </ul>
        </div>
    </div> 
</body>
</html>